/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.cap.service.circuitSwitchedCall.primitive;

import java.io.IOException;

import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.service.circuitSwitchedCall.primitive.CAI_GSM0224;
import org.mobicents.protocols.ss7.cap.primitives.CAPAsnPrimitive;

/**
 * 
 * @author sergey vetyutnev
 * 
 */
public class CAI_GSM0224Impl implements CAI_GSM0224, CAPAsnPrimitive {

	public static final int _ID_e1 = 0;
	public static final int _ID_e2 = 1;
	public static final int _ID_e3 = 2;
	public static final int _ID_e4 = 3;
	public static final int _ID_e5 = 4;
	public static final int _ID_e6 = 5;
	public static final int _ID_e7 = 6;

	public static final String _PrimitiveName = "CAI_GSM0224";

	private Integer e1;
	private Integer e2;
	private Integer e3;
	private Integer e4;
	private Integer e5;
	private Integer e6;
	private Integer e7;
	
	
	public CAI_GSM0224Impl() {
	}
	
	public CAI_GSM0224Impl(Integer e1, Integer e2, Integer e3, Integer e4, Integer e5, Integer e6, Integer e7) {
		this.e1 = e1;
		this.e2 = e2;
		this.e3 = e3;
		this.e4 = e4;
		this.e5 = e5;
		this.e6 = e6;
		this.e7 = e7;
	}

	@Override
	public Integer getE1() {
		return e1;
	}

	@Override
	public Integer getE2() {
		return e2;
	}

	@Override
	public Integer getE3() {
		return e3;
	}

	@Override
	public Integer getE4() {
		return e4;
	}

	@Override
	public Integer getE5() {
		return e5;
	}

	@Override
	public Integer getE6() {
		return e6;
	}

	@Override
	public Integer getE7() {
		return e7;
	}

	@Override
	public int getTag() throws CAPException {
		return Tag.SEQUENCE;
	}

	@Override
	public int getTagClass() {
		return Tag.CLASS_UNIVERSAL;
	}

	@Override
	public boolean getIsPrimitive() {
		return false;
	}

	@Override
	public void decodeAll(AsnInputStream ansIS) throws CAPParsingComponentException {

		try {
			int length = ansIS.readLength();
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	@Override
	public void decodeData(AsnInputStream ansIS, int length) throws CAPParsingComponentException {

		try {
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	private void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, IOException, AsnException {

		this.e1 = null;
		this.e2 = null;
		this.e3 = null;
		this.e4 = null;
		this.e5 = null;
		this.e6 = null;
		this.e7 = null;

		AsnInputStream ais = ansIS.readSequenceStreamData(length);
		while (true) {
			if (ais.available() == 0)
				break;

			int tag = ais.readTag();

			if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
				switch (tag) {
				case _ID_e1:
					this.e1 = (int) ais.readInteger();
					break;
				case _ID_e2:
					this.e2 = (int) ais.readInteger();
					break;
				case _ID_e3:
					this.e3 = (int) ais.readInteger();
					break;
				case _ID_e4:
					this.e4 = (int) ais.readInteger();
					break;
				case _ID_e5:
					this.e5 = (int) ais.readInteger();
					break;
				case _ID_e6:
					this.e6 = (int) ais.readInteger();
					break;
				case _ID_e7:
					this.e7 = (int) ais.readInteger();
					break;

				default:
					ais.advanceElement();
					break;
				}
			} else {
				ais.advanceElement();
			}
		}
	}

	@Override
	public void encodeAll(AsnOutputStream asnOs) throws CAPException {
		this.encodeAll(asnOs, this.getTagClass(), this.getTag());
		
	}

	@Override
	public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws CAPException {

		try {
			asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
			int pos = asnOs.StartContentDefiniteLength();
			this.encodeData(asnOs);
			asnOs.FinalizeContent(pos);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public void encodeData(AsnOutputStream aos) throws CAPException {

		try {
			if (this.e1 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e1, this.e1);
			if (this.e2 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e2, this.e2);
			if (this.e3 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e3, this.e3);
			if (this.e4 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e4, this.e4);
			if (this.e5 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e5, this.e5);
			if (this.e6 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e6, this.e6);
			if (this.e7 != null)
				aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_e7, this.e7);
			
		} catch (IOException e) {
			throw new CAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public String toString() {

		StringBuilder sb = new StringBuilder();
		sb.append(_PrimitiveName);
		sb.append(" [");

		if (this.e1 != null) {
			sb.append("e1=");
			sb.append(this.e1);
		}
		if (this.e2 != null) {
			sb.append(", e2=");
			sb.append(this.e2);
		}
		if (this.e3 != null) {
			sb.append(", e3=");
			sb.append(this.e3);
		}
		if (this.e4 != null) {
			sb.append(", e4=");
			sb.append(this.e4);
		}
		if (this.e5 != null) {
			sb.append(", e5=");
			sb.append(this.e5);
		}
		if (this.e6 != null) {
			sb.append(", e6=");
			sb.append(this.e6);
		}
		if (this.e7 != null) {
			sb.append(", e7=");
			sb.append(this.e7);
		}

		sb.append("]");

		return sb.toString();
	}
}

